var optionsGroup = document.querySelectorAll("#options_group li")

for (let i = 0; i < optionsGroup.length; i++) {
    optionsGroup[i].onclick = function () {
        for (let j = 0; j < optionsGroup.length; j++) {
            if (optionsGroup[j] !== optionsGroup[i]) {
                optionsGroup[j].className = ""
            }
        }
        optionsGroup[i].className = "active"
    }
}
